03664
Ethylenediaminetetraacetic acid tripotassium salt dihydrate
BioUltra, ≥99.0% (KT)
Synonym(s):
EDTA tripotassium salt, Edathamil, Tripotassium ethylenediaminetetraacetate dihydrate
About This Item
product line
BioUltra
Quality Level
Assay
≥99.0% (KT)
form
powder or crystals
reaction suitability
reagent type: chelator
impurities
insoluble matter, passes filter test
pH
7.0-9.0 (25 °C, 0.1 M in H2O)
mp
182 °C (dec.) (lit.)
solubility
H2O: 0.1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤500 mg/kg
cation traces
Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤20 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤2000 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg
λ
0.1 M in H2O
UV absorption
λ: 260 nm Amax: 1.5
λ: 280 nm Amax: 0.05
SMILES string
[K+].[K+].[K+].[H]O[H].[H]O[H].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O
InChI
1S/C10H16N2O8.3K.2H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;;2*1H2/q;3*+1;;/p-3
InChI key
MAPFUJCWRWFQIY-UHFFFAOYSA-K
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Application
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Inhalation - STOT RE 2 Inhalation
Target Organs
Respiratory Tract
Storage Class Code
11 - Combustible Solids
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
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